Primary Weapons Systems MK116 Mod 2-M Upper 16.1in

The Primary Weapons Systems MK116 Mod 2-M is a complete upper assembly designed for AR-platform rifles. It is chambered in .223 Wylde and features PWS's long-stroke piston operating system and a free-float M-LOK handguard for modular accessory placement. The assembly is finished in black anodizing and configured with a 16.1 inch mid-length barrel.

Key Specifications

• The upper is chambered for .223 Wylde.
• The barrel measures 16.1 inches and uses a 1:8 rate of twist.
• The handguard incorporates PWS PicLok technology and supports M-LOK accessory mounting.
• The external finish is anodized in black.
• This is a complete upper receiver assembly intended for AR rifles.
• The barrel contour is mid-length.
• Includes a Radian Raptor charging handle as an accessory.
• Model designation is listed as MK116 Mod 2-M by the manufacturer attributes.

Built to PWS standards with a piston-driven operating system and modern accessory compatibility, the MK116 Mod 2-M upper provides a durable, modular foundation for a wide range of AR-platform builds. Its mid-length 16.1 inch barrel and M-LOK-equipped handguard make it suitable for general-purpose and range-oriented use where reliability and flexibility are priorities.